8x8=8 Multiplier

Width: 8 bits
Latency: 27 ticks
Blocks: 1152
Size, H×W×D: 24×6×8
Works from: 1.16

Failed verification

Gives wrong outputs for some inputsFix: See which cases fail under Simulation, fix the circuit, and upload it as a new version.
Doesn't hold: 29 of 121 cases wrongFix: See which cases fail under Simulation, fix the circuit, and upload it as a new version.

Unverified specs

Category: Multiplier fails simulation
Synced: Yes
Stateless: Yes

Credits

Builder: Aminotreal
Built: November 22, 2023
Uploaded by: embizone

File

Name: 8x8_8_Multiplier.schem
Uploaded: November 2, 2026
Last edited: November 2, 2026
Downloads: 0
Conventions: not followed

Kept as built, so its inputs and outputs are not read.

Block distribution

Solid: 221
Dust: 135
Torch: 59
Transparent: 47
Comparator: 39
Repeater: 27
Barrel: 20
Lever: 16
Target: 6
Button: 1

Description

13t overhead. 14t for iterations at 2t for 7x = 27t total.

Simulation

16,765 of 65,536 cases wrong

A × B, every combination.

Wrong bits

output bit 0, in 638 cases
output bit 1, in 510 cases
output bit 2, in 446 cases
output bit 3, in 414 cases
output bit 4, in 398 cases
output bit 5, in 390 cases
output bit 6, in 386 cases
output bit 7, in 16,511 cases

First wrong cases

First wrong cases
A	B	output
10000000128	000000000	got11111111255expected000000000
10000001129	000000000	got11111111255expected000000000
10000010130	000000000	got11111111255expected000000000
10000011131	000000000	got11111111255expected000000000
10000100132	000000000	got11111111255expected000000000